Chemistry

IXL offers dozens of Chemistry skills to explore and learn! Not sure where to start? Go to your personalized Recommendations wall to find a skill that looks interesting, or select a skill plan that aligns to your textbook, state standards, or standardized test.

IXL offers dozens of Chemistry skills to explore and learn! Not sure where to start? Go to your personalized Recommendations wall to find a skill that looks interesting, or select a skill plan that aligns to your textbook, state standards, or standardized test.

B. Laboratory equipment and safety

  1. 1
    Identify laboratory tools

D. Properties of matter

  1. 1
    Classify matter using physical and chemical properties

E. Energy changes

  1. 1
    Identify exothermic and endothermic processes

F. Thermochemistry

  1. 1
    Calculations involving specific heat

G. Atomic structure

  1. 1
    Count subatomic particles in atoms and ions
  2. 2
    Nuclear notation for atoms and ions

H. Nuclear chemistry

  1. 1
    Classify nuclear reactions

I. Quantum model of the atom

  1. •
    New! Properties of electromagnetic waves
  2. •
    New! Identify the electron configuration of an atom or ion

J. Periodic trends

  1. 1
    Periodic trends: Ionization energy

K. Chemical bonding

  1. 1
    Introduction to chemical bonding
  2. 2
    Determine which type of chemical bond can form

L. Nomenclature

  1. 1
    Name binary ionic compounds
  2. 2
    Name ionic compounds containing polyatomic ions
  3. 3
    Write chemical formulas of ionic compounds

M. Molecular structure

  1. 1
    Identify the Lewis structure of a molecule or ion

N. Intermolecular forces

  1. 1
    Explore intermolecular forces and kinetic energy in phase diagrams

O. The mole and quantifying matter

  1. 1
    Calculate molar mass
  2. 2
    Convert between mass and moles of a substance
  3. •
    New! Convert between volume and moles of a gas at STP

P. Balancing chemical equations

  1. 1
    Count atoms in chemical reactions using models
  2. 2
    Count atoms in chemical equations
  3. 3
    Balance chemical equations I
  4. •
    Coming soon: Balance chemical equations II

Q. Chemical reactions

  1. 1
    Classify chemical reactions

S. Properties of gases

  1. 1
    Boyle's Law: pressure and volume relationships of gases

T. Solutions

  1. 1
    Solve problems using solubility curves

U. Rates of reactions

  1. 1
    Factors that affect reaction rate

V. Equilibrium

  1. 1
    Predict the equilibrium shift
  2. •
    New! Identify the stresses that cause an equilibrium shift

W. Acids and bases

  1. 1
    Calculations involving the pH of strong acids and bases